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CB4 Natural Selection and Genetic Modification Flashcards | StudBud
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CB4 Natural Selection and Genetic Modification
CB4 Natural Selection and Genetic Modification
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Edexcel 9-1 GCSE Science CB4 Natural Selection and Genetic Modification
Flashcards
24 cards
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Questions
24
Answers
1
Which kingdom does this multi cellular organism belong to?
Plants
Animals
Prokaryotes
Fungi
2
James Burnett hypothesised that humans had evolved from what animal?
Birds
Apes
Amphibians
Reptiles
3
Changing the DNA of one organism by inserting genes from another is known as?
Genetic engineering
Resistance
Competition
Selective breeding
4
What characteristic have humans artificially selected for here?
Flowers
Size
Wool
Meat
5
What is an allele?
The amount of useful product that you can get from something
Different forms of the same gene
Organism that has been produced using genetic engineering
All the DNA in an organism
6
Which of these is an ADVANTAGE of genetic engineering?
Crops are resistant to some insects
Can all die from same disease
Costs more money to produce
May be bad for health
7
What is the binomial name for a wolf?
Elephas maximus
Canis lupus
Pavo cristatus
Homo sapiens
8
Who proposed the theory of natural selection?
Charles Darwin
James Burnett
Carl Linnaeus
Mary and Louis Leakey
9
What is a common ancestor?
Unaffected or less affected by something
System of naming organisms using two Latin words
An organism from which more recent organisms are descended
Medicine that helps people recover from bacterial infection
10
What characteristic have humans selectively bred for here?
Fur colour
Ear length
Meat
Size
11
Which of these is NOT a disadvantage of selective breeding?
Organisms are very similar so disease affects them all
Organisms have desired characteristics
Alleles may become rare or disappear
Animal welfare
12
What is evolution?
Gradual change in characteristics of organism over long time
An organism from which more recent organisms aredescended
System of naming organisms using two Latin words
4.4million year old fossilised specimen Ardipithecus ramidus
13
What have these salmon been genetically engineered for?
Better taste
Better swimming
Larger fins
Grow faster
14
What is the binomial name for a peacock?
Pavo cristatus
Electrophorus electricus
Elephas maximus
Homo sapiens
15
How old are the fossilised remains of 'Ardi' Ardipithecus ramidus?
4.4-trillion-year-old
3.2-million-year-old
1.4-million-year-old
4.4-million-year-old
16
Which of these is NOT one of the five kingdoms?
Plants
Animals
Species
Protists
17
Which of these is the LARGEST classification group?
Species
Phylum
Genus
Kingdom
18
Which kingdom does this uni cellular organism with a flexible cell wall belong to?
Fungi
Prokaryotes
Animals
Plants
19
Which of these characteristics DOESN'T help this Arctic fox to survive?
White fur
Strong claws
Good sense of smell
Small ears
20
Variation in characteristics of individuals as a result of DNA (genes) is called?
Natural selection
Genetic variation
Competition
Evolution
21
Which kingdom does this uni cellular organism, with a cell wall not made of chitin belong to?
Fungi
Protists
Prokaryotes
Animals
22
Who found the remains of Homo habilis 'Handy man' in the 1960's?
Mary and Louis Leakey
Charles Darwin
James Burnett
Carl Linnaeus
23
How old are the fossilised remains of 'Lucy' Australopithecus afarensis?
4.4-trillion-year-old
3.2-million-year-old
1.4-million-year-old
4.4-million-year-old
24
What does GMO stand for?
Genetically modified organism
Genetic mobile organism
Genetic monitored organism
Genetically monitored organism
